EP4065907A1 - Beheizbarer flüssigkeitstank - Google Patents

Beheizbarer flüssigkeitstank

Info

Publication number
EP4065907A1
EP4065907A1 EP20820513.8A EP20820513A EP4065907A1 EP 4065907 A1 EP4065907 A1 EP 4065907A1 EP 20820513 A EP20820513 A EP 20820513A EP 4065907 A1 EP4065907 A1 EP 4065907A1
Authority
EP
European Patent Office
Prior art keywords
enclosure
housing body
reservoir
orifice
casing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP20820513.8A
Other languages
English (en)
French (fr)
Other versions
EP4065907B1 (de
EP4065907C0 (de
Inventor
Nathalie BARENDRECHT
Aurélien SALLES
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commerciale Et D'engineering Ste
Original Assignee
Commerciale Et D'engineering Ste
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from FR1913518A external-priority patent/FR3103885B1/fr
Priority claimed from FR1913514A external-priority patent/FR3103886B1/fr
Application filed by Commerciale Et D'engineering Ste filed Critical Commerciale Et D'engineering Ste
Publication of EP4065907A1 publication Critical patent/EP4065907A1/de
Application granted granted Critical
Publication of EP4065907B1 publication Critical patent/EP4065907B1/de
Publication of EP4065907C0 publication Critical patent/EP4065907C0/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/18Water-storage heaters
    • F24H1/20Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes
    • F24H1/201Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes using electric energy supply
    • F24H1/202Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes using electric energy supply with resistances
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/18Water-storage heaters
    • F24H1/181Construction of the tank
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00Control of fluid heaters
    • F24H15/20Control of fluid heaters characterised by control inputs
    • F24H15/212Temperature of the water
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00Control of fluid heaters
    • F24H15/20Control of fluid heaters characterised by control inputs
    • F24H15/238Flow rate
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00Control of fluid heaters
    • F24H15/30Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
    • F24H15/305Control of valves
    • F24H15/31Control of valves of valves having only one inlet port and one outlet port, e.g. flow rate regulating valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00Control of fluid heaters
    • F24H15/30Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
    • F24H15/335Control of pumps, e.g. on-off control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00Control of fluid heaters
    • F24H15/30Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
    • F24H15/335Control of pumps, e.g. on-off control
    • F24H15/34Control of the speed of pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/18Arrangement or mounting of grates or heating means
    • F24H9/1809Arrangement or mounting of grates or heating means for water heaters
    • F24H9/1818Arrangement or mounting of electric heating means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/20Arrangement or mounting of control or safety devices
    • F24H9/2007Arrangement or mounting of control or safety devices for water heaters
    • F24H9/2014Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
    • F24H9/2021Storage heaters

Definitions

  • the invention relates to a liquid reservoir capable of being heated.
  • a liquid reservoir comprising a liquid receiving enclosure, an envelope surrounding the enclosure and at least one electrical resistance positionable at least partially inside the enclosure.
  • Such a liquid reservoir is known.
  • To heat the contents of such a reservoir it is known practice to use one or more electrical resistors immersed at least partially in the enclosure as described, for example, in document DE8428132 or FR2005517.
  • the difficulty lies in attaching the electrical resistance to the enclosure for quick and easy assembly without compromising ease of maintenance.
  • An object of the invention is therefore to provide a liquid reservoir of the aforementioned type, the design of which allows easy installation and maintenance of the electrical resistance (s) equipping said reservoir.
  • the invention relates to a liquid reservoir comprising:
  • the reservoir comprises, for receiving the or at least one of the electrical resistors, two facing openings formed one , in the enclosure, the other in the casing, in that these orifices are connected by a housing body comprising a bottom and a peripheral side wall, in that the housing body and the enclosure are made of material synthesis, in that this housing body, the bottom of which is pierced, forms a connecting sleeve of said orifices between them, in that the bore in the bottom of the housing body is bordered on the outside with a rim forming a tubular projection inserted in the 'hole in the enclosure and in that the electrical resistance, which can be positioned inside the housing body coaxially with the bore in the bottom of the housing body to protrude via said bore inside the enclosure, is in the form of an elongated body provided with a gasket threaded onto the electrical resistance, this seal in sealed bearing contact with the electrical resistance being configured to close,
  • the seal is threaded onto the electrical resistance.
  • the fact of threading the seal on the electrical resistance that is to say of passing the electrical resistance through at least one passage passing through the seal, allows easy assembly and disassembly of the seal which facilitates maintenance of the seal. 'such a reservoir.
  • the seal takes the form of an elastically deformable block provided with at least two through passages, said block preferably being provided on its periphery surrounding said passages with annular beads .
  • an insulator is disposed between the enclosure and the casing and surrounds the housing body.
  • the presence of the housing body thus makes it possible to isolate the openings of the tank from the insulation without compromising the simplicity of installation of the insulation.
  • the peripheral side wall of the housing body is provided with an external peripheral flange disposed to bear on the part of the internal or external surface of the casing surrounding the orifice of the envelope.
  • the collar can cooperate with the bottom of the housing to fulfill the role of a spacer capable of maintaining the enclosure at a predetermined distance from the casing.
  • the housing body is fixed by welding to the enclosure. This results in simplicity of implementation.
  • a joint fixing can be provided.
  • the tubular projection of the housing body inserted into the orifice of the enclosure comprises at least one, preferably at least two thermowells open towards the interior of the housing body, each thermowell being made in one piece with the housing body.
  • the reservoir comprises a temperature probe that can be positioned inside the or one of the thermowells.
  • the reservoir comprises a part for fixing the electrical resistance to the housing body, this fastening part being threadable on the electrical resistance following the seal and being couplable by means screwing to the housing body, this housing body comprising at least one screw well made in one piece with said body. This arrangement makes the seal captive.
  • the part for fixing the electrical resistance to the housing body is arranged spaced from the seal.
  • the orifice of the envelope is formed in a recess of the envelope and the reservoir comprises a cover for closing the housing body housed inside said recess.
  • the electrical resistance is thus perfectly integrated into the tank.
  • the elongated body of the or at least one of the electrical resistors is a tubular hairpin body inside which are housed a resistive wire and at least one hot melt, the ends of the pin produced in the form of two parallel branches each being provided with an electrical connector through which the seal is threaded onto said branches.
  • the reservoir is equipped with an orifice for filling the reservoir with liquid, this filling orifice being provided with a connection part to the reservoir, this connection part being provided with 'a vent, an overflow orifice and an additional orifice acting as an overflow or a vent depending on the filling level of the tank.
  • connection part makes it possible in particular to avoid any mixing of the contents of the reservoir with the network from which the filling fluid comes during the filling step.
  • the vent, the overflow orifice and the additional orifice are arranged at different levels on the tank and the additional orifice is arranged at an intermediate level between the levels occupied by vent and overflow hole.
  • the invention also relates to a method of manufacturing a liquid reservoir of the aforementioned type, said liquid reservoir comprising a liquid receiving chamber, an envelope surrounding the chamber and at least one electrical resistance provided with 'a seal which can be positioned at least partially inside the enclosure, characterized in that the reservoir comprising, for the reception of the or at least one of the electrical resistors, two opposite orifices formed one , in the enclosure, the other in the enclosure, said method comprises a step of positioning a casing body in a position in which the casing body forms a connecting sleeve for the orifices of the enclosure and of the envelope between them, the enclosure and the body of the housing being made of synthetic material, this housing body having a peripheral side wall and a drilled bottom, the hole in the bottom of the housing body of which is bordered on
  • FIG. 1 is a diagrammatic transparent view of a liquid reservoir according to the invention.
  • FIG. 2 is a partial sectional view of a tank in the mounted state of an electrical resistance on the tank;
  • FIG. 3 shows a partial perspective view of a tank taken at the level of the electrical resistance in the exploded position of the elements
  • FIG. 4 is a sectional view of a housing body and
  • FIG. 5 shows a view of the interior of a housing body
  • FIG. 6 shows an alternative embodiment in which a seal is pre-assembled on a housing body, in the unassembled state of the housing body to an assembly comprising an enclosure and a casing;
  • FIG. 7 shows a view of Figure 6 in the engaged state of the housing body in said assembly which includes the enclosure and the casing so that the seal is compressed between the enclosure and the housing body;
  • FIG. 8 shows a partial perspective view in exploded position of the elements of the housing body and of the associated electrical resistance
  • FIG. 9 shows a partial sectional view of the housing body and the associated electrical resistance of FIG. 8.
  • the liquid tank 1, as shown in Figure 1, can be used as a tank, especially in the case of an installation for the production of domestic hot water.
  • This liquid reservoir 1 comprises an enclosure 2 for receiving liquid in synthetic material, in particular in polyolefin, such as polypropylene.
  • This enclosure 2 comprises at least one inlet and / or one liquid outlet for filling and emptying the enclosure 2.
  • This enclosure 2 comprises a envelope 3 at least partially surrounding the enclosure 2.
  • This envelope 3 may for example be formed of a body inside which the enclosure can be at least partially housed and of a cover for closing the body.
  • This envelope 3 is generally made of synthetic material, in particular polyolefin, such as polypropylene as in the example shown.
  • the tank 1 also comprises one or more resistance (s) 13 electric (s) positionable (s) at least partially inside the enclosure 2.
  • the tank 1 comprises a single resistance 13 electric but could, in an equivalent manner, have included two or more, said resistors being in this case arranged at different levels inside the enclosure 2.
  • the reservoir 1 comprises two openings 5, 6 arranged opposite one, shown at 5 in the figures, in the enclosure 2 , the other, shown at 6 in the figures, in the casing 3. These orifices 5 and 6 are connected by a housing body 7.
  • This housing body 7 is preferably a part molded from synthetic material, in particular from polyolefin, such as polypropylene.
  • This housing body 7 of generally cylindrical shape, comprises a bottom 8 and a peripheral side wall 9 adjacent to the bottom.
  • This peripheral side wall 9 defines, opposite the bottom 8, an opening through which the electrical resistance 13 is able to be inserted into the body 7 of the housing.
  • the bottom 8 of the housing body 7 is pierced.
  • the hole 10 in the bottom 8 of the housing body 7 is bordered on the outside with a flange 11 to form a tubular projection 12 which can be inserted into the orifice 5 of the enclosure 2 until it protrudes inside the enclosure 2. .
  • the electrical resistance 13 is in turn in the form of an elongated body 131 provided with a seal 14.
  • the elongated body 131 of the electrical resistance is a tubular body hairpin to the inside which are housed a resistive wire 26 and at least one hot melt 27.
  • the ends of the pin made in the form of two parallel branches are each provided with an electrical connector 24 through which the seal 14 is threaded onto said branches.
  • the electrical connectors 24 are then connected to a control unit. piloting which will not be described in detail because it is well known to those skilled in this art.
  • the seal 14 is an elastically deformable block, preferably of silicone.
  • This seal 14 is provided with two through holes 141 to be able to be slipped over the ends of the pin constituting the electric resistance 13.
  • This block is preferably provided on its periphery surrounding the passages 141 with annular beads 142.
  • the seal 14 is in the position positioned on the electrical resistance 13 in sealed bearing contact with the electrical resistance 13.
  • the electrical resistance 13 is for its part positionable inside the housing body 7 coaxially with the bore 10 of the bottom 8 of the housing body 7 to protrude, via said bore 10, inside the enclosure 2. This electrical resistance and its seal 14 can thus be slidably displaced inside the housing body 7 to a position in which the seal 14 closes, in cooperation with the electrical resistance 13, the bore 10 in the bottom in a sealed manner. 8 of the housing body 7.
  • the electrical resistance 13 is therefore introduced through the opening of the housing body 7 inside the housing body. It then passes through the housing body 7 to protrude from this housing body at the level of the hole 10 in the bottom 8 of the housing body and penetrate more or less deeply into the enclosure 2. In this position, the seal 14 is placed, in particular, force-fitted into the tubular projection 12, as illustrated in FIG. 2 and therefore closes, in cooperation with the electrical resistance 13, said bore 10 of the bottom 8.
  • the reservoir 1 comprises a part 20 for fixing the electrical resistance 13 to the body 7 of the housing.
  • This fastening part 20 can be slipped onto the electrical resistance 13 following the seal 14 and can be coupled by screwing to the body 7 of the housing.
  • the part 20 for fixing the electrical resistor 13 to the housing body 7 is disposed at a distance from the gasket 14.
  • the gasket 14 is not compressed by said fastening part 20.
  • the housing body 7 comprises at least one, in this case here four screw wells 21, made in one piece with said body 7. Each screw well forms a self-tapping or threaded housing.
  • This fastener is here in the form of a plate provided with two through passages capable of being traversed by the ends of the pin constituting the electrical resistance and of two pierced ears each capable of receiving a screwing member 34 such as a screw.
  • Said pierced ears are respectively arranged in correspondence with a screw hole of the housing body in the position of the fixing part 20 in the housing body to allow screwing of the screws in said wells.
  • the orifice 6 of the casing 3 is formed in a recess 22 of the casing 3 and the reservoir 1 comprises a cover 23 for closing the body 7 of the housing housed inside said recess 22.
  • This cover can be clipped or screwed to the housing body.
  • the tubular projection 12 of the housing body 7 inserted in the orifice 5 of the enclosure 2 comprises a first thimble open towards the inside of the housing body 7, this thimble 171 being produced in one piece with the housing body 7.
  • a temperature probe 18 is positionable inside this first glove finger 171.
  • the tubular projection 12 comprises a second glove finger 172 made similarly to the first glove finger 171.
  • a cut-off thermostat 19 can be positioned inside this second thermowell.
  • a tab-type part 25 can be attached to the housing body at the level of the thimbles to maintain the temperature probe and the cut-off thermostat in their respective housing formed by the thimbles.
  • the housing body 7 is, in the position in which it forms a connecting sleeve of the orifice 5 of the enclosure 2 and of the orifice 6 of the casing 3, permanently attached to the enclosure by welding.
  • this weld is obtained by prior heating of the enclosure 2 and of the tubular projection 12, before assembly by mechanical pressure.
  • Other embodiments with solder can be considered.
  • the enclosure thus pre-fitted with its housing body 7 can be positioned inside the casing 3 to a position in which the casing body 7 is positioned at the level of the orifice 6 of the casing 3 and fits at least partially in said orifice as illustrated in FIG. 1.
  • the orifices 5 of the enclosure 2 and 6 of the casing 3 are connected by the housing body 7 which forms a sleeve connecting said orifices.
  • the peripheral side wall 9 of the housing body 7 is provided with an outer peripheral flange 16.
  • This flange 16 is arranged to bear on the part of the internal surface of the casing 3 surrounding the orifice 6 of the casing 3 in the position of the casing body between the orifices 5 of the enclosure 2 and 6 of the casing 3.
  • the collar acts, in cooperation with the bottom of the body of the casing, as a spacer maintaining a predefined distance between the chamber 2 and the casing 3.
  • an insulator 15 such as an expanding foam, can be placed between the enclosure 2 and the casing 3 and surround the body 7 of the housing. This insulator 15 is placed once the enclosure 2 has been introduced into the enclosure 3 and the casing body positioned between the two openings so that the casing body prevents any entry of the insulator 15 into the enclosure 2 and any exit. jacket insulation 3.
  • the procedure is as follows: the housing body is prefixed by welding on the enclosure 2 at the level of the orifice 5 of the enclosure so that the tubular projection 12 of the housing body projects from the orifice 5 of the enclosure towards the interior of the enclosure.
  • the enclosure 2 is introduced into the enclosure 3 up to a position where the orifices 5 of the enclosure and 6 of the enclosure 3 are opposite to allow the housing body to be partially inserted at its opening. in the orifice 6 of the casing 3 to a position of bearing of the collar 16 on the inner surface of the casing surrounding the orifice 6 of the casing 3. In this position, the insulation 15 can be introduced between the enclosure and the enclosure.
  • the housing body thus also acts as an aid guide for positioning the enclosure inside the casing 3.
  • the casing 3 can be closed.
  • the electric resistor 13 can be mounted and removed from the enclosure 2 at any time.
  • the electric resistance 13 has been pre-fitted with a gasket 14 which has been threaded onto the electric resistance before positioning the electric resistance on the enclosure.
  • the sliding movement of the electrical resistance in the direction of the interior of the enclosure 2 is therefore continued until the seal 14 engages in the tubular projection 12 of the body 7 of the housing.
  • screw the fixing part 20 and the cover 23 to complete the assembly.
  • the reverse operations are carried out, the output of the electrical resistance being effected by simple traction exerted on said resistance. This results in easy maintenance of the assembly.
  • the housing body 7 can be fixed (assembled) to the enclosure 2 by a seal.
  • the description of the invention also applies to the case where the housing is attached to the enclosure by gasket and not by welding.
  • annular seal 28 for example of L-section, to be pre-assembled on an end portion of smaller diameter of the tubular projection 12.
  • the example shown in Figures 8 and 9 comprises, similarly, a seal 28 threaded on the tubular projection 12.
  • the housing body 7 is formed of two tabs 71 and 72 with the part 71 which is pre-assembled on the enclosure 2.
  • the enclosure 2 is inserted into the enclosure 3.
  • the second part 72 of the housing body 7 pre-fitted with the gasket 28 can then be inserted into the part 71 of the housing body through the 'hole 6 of the casing 3.
  • this enclosure 2 is not yet positioned in the enclosure 3.
  • the body 7 of housing is first welded to the enclosure 2, then the latter is threaded into the enclosure 3.
  • the housing body 7 is then positioned in the orifice 6 of the enclosure 3 and ensure the separation between the two walls of the enclosure 2 and of the casing 3, thanks to the collar 16. This collar comes to rest from the inside on the casing 3.
  • the housing body 7 can be assembled to the enclosure 2 after assembly of the enclosure 2 in the casing 3 as illustrated in Figure 6.
  • a part of the housing body can be prefixed to the enclosure 2 before assembly of the enclosure 2 in the enclosure 3 as illustrated in FIGS. 8 and 9.
  • this step of assembling the enclosure 2 in the casing 3 comprises the injection of the insulation 15.
  • the spacing between the two walls of the enclosure 2 and of the casing 3 is therefore no longer provided by the housing body 7, but in this way the housing body 7 remains removable, which would not be possible if the flange 16 were on the inner side of the housing 3 as in the case of welding.
  • the spacing between the two walls of the enclosure 2 and of the casing 3 is provided by the part 71 of the body 7 of the housing.
  • the collar 16 is on the inside of the casing 3 as in the case of welding.
  • the part 72 of the housing remains removable to allow, if necessary, the change of the seal 28 pre-fitted to this part 72 of the housing.
  • the assembly of the seal 28 may comprise the following steps.
  • the annular seal 28 is pre-mounted (threaded) on the projection 12 of the housing body 7. Its inside diameter is substantially equal to the outside diameter of the projection. The maintenance of the seal is then ensured only by the roughness of the seal and the projection. The joint is therefore still fairly free and is not under stress. It can slide with a slight effort.
  • the housing body 7 is not yet assembled on the enclosure 2 (tank). This technique avoids having to pre-position the seal in the enclosure or the tank, which is difficult to access in the event of maintenance.
  • the orifice 5 formed in the enclosure 2 is of diameter substantially equal to the outer diameter of the annular seal 28 in the "at rest" state, that is to say not placed. under stress, as well as in the pre-assembled state since the seal is then not yet under stress.
  • the operator first positions the housing body 7 opposite the orifices 5 and 6 of the enclosure 2 and the casing 3, then the operator pushes it until the flange 35 (orthogonal to the axis of the projection 12) of the annular seal 28 comes into contact with the outer wall of the enclosure 2.
  • the flange 35 (forming a flange) of the gasket is then sandwiched between the outer wall of the enclosure 2 and the outer wall of the bottom 8 of the housing body 7. The operator then continues to push on the housing body 7 so that, with the rim 35 of the seal coming into contact with the enclosure 2, the seal 28 is forcibly moved over the larger diameter portion of the projection 12. which results in an increase in the diameter of the seal 28.
  • the method of manufacturing such a reservoir 1 always comprises a step of positioning the housing body 7 in a position in which the housing body 7 forms a connecting sleeve for the orifices 5, 6 of the enclosure 2 and of the casing 3 between them, this housing body 7 having a bottom 8 drilled with the hole 10 in the bottom 8 of the housing body 7 is bordered on the outside by a flange 11 to form a tubular projection 12 inserted into the orifice 5 of the enclosure 2 in the position of the housing body 7 in said position, and a step of positioning the electrical resistance 13 to inside the housing body 7 coaxially with the bore 10 of the bottom 8 of the housing body 7 to protrude through said bore 10 inside the enclosure 2, the seal 14, with which the electrical resistance 13 is in sealed bearing contact, being configured to close, cooperatively with said electrical resistance 13, the bore 10 in the bottom 8 of the housing body 7 is sealed in the inserted state of the electrical resistance 13 in said bore 10 of the housing.
  • this reservoir 1 is equipped with an orifice 29 for filling the reservoir with liquid 1.
  • This filling orifice 29 is provided with a part 30 for connecting to the reservoir 1.
  • This part 30 for connecting is provided with a vent 31, an overflow orifice 32 and an additional orifice 33 acting as an overflow or a vent depending on the filling level of the tank 1.
  • the vent 31, the overflow orifice 32 and the additional orifice 33 are arranged at different levels on the reservoir 1 and the additional orifice 33 is arranged at an intermediate level between the levels occupied by the 'vent 31 and the overflow port 32.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
  • Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
EP20820513.8A 2019-11-29 2020-11-25 Beheizbarer flüssigkeitstank Active EP4065907B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1913518A FR3103885B1 (fr) 2019-11-29 2019-11-29 Réservoir de liquide apte à être chauffé
FR1913514A FR3103886B1 (fr) 2019-11-29 2019-11-29 Dispositif de production de fluide chaud
PCT/FR2020/052169 WO2021105611A1 (fr) 2019-11-29 2020-11-25 Reservoir de liquide apte a etre chauffe

Publications (3)

Publication Number Publication Date
EP4065907A1 true EP4065907A1 (de) 2022-10-05
EP4065907B1 EP4065907B1 (de) 2024-05-15
EP4065907C0 EP4065907C0 (de) 2024-05-15

Family

ID=73740431

Family Applications (2)

Application Number Title Priority Date Filing Date
EP20820512.0A Active EP4065901B1 (de) 2019-11-29 2020-11-25 Vorrichtung zum produzieren von heisser flüssigkeit
EP20820513.8A Active EP4065907B1 (de) 2019-11-29 2020-11-25 Beheizbarer flüssigkeitstank

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP20820512.0A Active EP4065901B1 (de) 2019-11-29 2020-11-25 Vorrichtung zum produzieren von heisser flüssigkeit

Country Status (6)

Country Link
US (2) US12504202B2 (de)
EP (2) EP4065901B1 (de)
CA (2) CA3158093A1 (de)
ES (2) ES3015546T3 (de)
PL (2) PL4065907T3 (de)
WO (2) WO2021105611A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UA122651C2 (uk) * 2020-02-13 2020-12-10 Костянтин Леонідович Серебреников Двоконтурний електричний котел (варіанти)
SE547063C2 (en) * 2020-04-30 2025-04-15 Braathen Thor F A water heater

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CA3158093A1 (fr) 2021-06-03
PL4065907T3 (pl) 2024-09-30
US20230066658A1 (en) 2023-03-02
US20220404065A1 (en) 2022-12-22
EP4065901C0 (de) 2025-01-01
US12504202B2 (en) 2025-12-23
WO2021105611A1 (fr) 2021-06-03
ES2989270T3 (es) 2024-11-25
EP4065907B1 (de) 2024-05-15
PL4065901T3 (pl) 2025-06-16
ES3015546T3 (en) 2025-05-06
WO2021105610A1 (fr) 2021-06-03
CA3158097A1 (fr) 2021-06-03
EP4065901B1 (de) 2025-01-01
EP4065907C0 (de) 2024-05-15
EP4065901A1 (de) 2022-10-05

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